<button type="button" id="iconaricerca" class="btn btn-primary">Cerca</button>
<button type="button" id="new_dao" class="btn btn-success">Aggiungi</button>
<button type="button" id="anteprima" class="btn btn-info">Anteprima</button>
<button type="button" id="edit_dao" class="btn btn-warning">Modifica</button>
<button type="button" id="print_dao" class="btn btn-danger">Stampa</button>
